Stony Brook Snowfall Totals
How much snow did Stony Brook get? No snow has been reported within 16 miles of Stony Brook in the last 72 hours (as of Oct 20, 13:27 UTC). Stony Brook averages 31.8 inches of snow a year, based on NOAA's 1991–2020 records from Islip Li Macarthur Ap (15.0 km away). Snow season usually runs Nov through Apr, and Jan is the snowiest month (10.3 in). A typical winter brings about 7.9 days with at least 1 inch of new snow and 4 days with 3 inches or more.
How much snow did Stony Brook get? Latest snow totals
No snowfall reported within 16 miles of Stony Brook in the last 72 hours (checked Oct 20, 13:27 UTC). Refreshing…
| Location | Snow | Reported | Source |
|---|
Storm-total reports from NWS spotters, CoCoRaHS observers and official stations. Preliminary — totals can rise as later reports arrive.
Stony Brook snowfall totals, 2026–27 season
No snow has been reported within 16 miles of Stony Brook yet this season.
Average snowfall in Stony Brook
That is more snow than 43% of the 3,058 US places we track, and below the New York average of 55.2 inches. Part of Long Island. Part of Suffolk County.
Station: Islip Li Macarthur Ap (NOAA USW00004781), elevation 26 m, 15.0 km from Stony Brook. 1991–2020 U.S. Climate Normals.
Snowfall totals near Stony Brook
- East Setauket 31.8″/yr
- Saint James 31.8″/yr
- Centereach 31.8″/yr
- Nesconset 31.8″/yr
- Lake Grove 31.8″/yr
- Smithtown 31.8″/yr
- Mount Sinai 31.8″/yr
- Kings Park 31.8″/yr
- Selden 31.8″/yr
- Ronkonkoma 31.8″/yr
Frequently asked questions
What are the snowfall totals in Stony Brook today?
The table at the top of this page lists every snowfall report within 16 miles of Stony Brook from the last 24, 48 or 72 hours. It refreshes automatically from National Weather Service storm reports.
How much snow does Stony Brook get a year?
On average 31.8 inches, according to NOAA's 1991–2020 climate normals for Islip Li Macarthur Ap.
What is the snowiest month in Stony Brook?
Jan, with an average of 10.3 inches.
Why do snowfall totals differ between nearby towns?
Elevation, distance from the coast or lakes, and narrow snow bands can change totals by several inches within a few miles. Reports are also taken at different times during a storm.